-LRB- CNN -RRB- -- When the water recedes and the winds calm , the cleanup from Superstorm Sandy will just be beginning . Relief groups and state agencies are registering volunteers to help with recovery efforts in storm-damaged areas in the days and weeks to come .

The New York City Mayor 's Office is directing those who want to volunteer to register through NYC Service . People will be notified of opportunities as they become available .

New York Cares coordinates volunteer programs for 1,300 nonprofits , city agencies and public schools , according to its website . The organization is preliminarily registering volunteers and will be organizing disaster recovery projects after the storm passes .

New Jersey has activated its Volunteer Emergency Response Hotline . Local volunteers can call 1-800-JERSEY-7 -LRB- 1-800-537-7397 -RRB- to register . The New Jersey Office of Volunteerism and AmeriCorps will match volunteers based on availability and skills .

Boston Cares is organizing volunteers to assist in various locations across Massachusetts . There is an immediate appeal for additional help at Red Cross shelters .

United Way is organizing volunteers in Southeastern Pennsylvania . Go online for more information and to fill out the volunteer form .

Volunteers in Rhode Island can sign up for on-call opportunities through ServeRhodeIsland.org .

Samaritan 's Purse will be organizing teams to help with debris clean up throughout the East Coast . Volunteers of any skill level can register online .

Red Cross volunteers have been dispatched from across the country to help the East Coast . Become a Red Cross Disaster Volunteer and support future Red Cross disaster response efforts .

Local Community Emergency Response Teams have also responded with help during and after the storm . To learn about CERT training and find programs in your area , go online .

In all emergency and disaster situations , volunteers should not self-deploy -- for their own safety and the safety of others . Visit Impact Your World for more ways to get involved and help all those affected by Superstorm Sandy .

How to help

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Relief groups and state agencies are registering volunteers to help in the wake of Sandy

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Volunteers are needed immediately and in the weeks to come

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Stay informed of ways you can help those impacted by Sandy at CNN.com / Impact